mail.sierra.sg

Issued by COMODO RSA Domain Validation Secure Server CA

About this certificate

This digital certificate with serial number 51:83:15:a8:77:f5:f0:25:95:55:d3:18:97:50:78:d6 was issued on by COMODO CA Limited.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=mail.sierra.sg,OU=Domain Control Validated+OU=PositiveSSL

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): 51:83:15:a8:77:f5:f0:25:95:55:d3:18:97:50:78:d6
Serial Number (int): 108348097825105264261825291264896039126
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 00:70:60:19:0d:88:a5:ba:63:78:cd:a9:54:fb:12:50:65:43:e6:f0
AuthorityKeyId: 90:af:6a:3a:94:5a:0b:d8:90:ea:12:56:73:df:43:b4:3a:28:da:e7

Fingerprint (sha1): b7:b5:28:27:72:9c:d2:66:78:d9:67:68:ce:f4:73:e5:14:1c:5d:44
Fingerprint (sha256): 86:fe:64:5f:ef:94:5b:c3:7d:7d:43:67:9a:a2:63:9b:6b:a6:62:20:20:4d:94:37:6c:a9:c0:70:6b:9f:3d:8c

Issuing Certificate URL: http://crt.comodoca.com/COMODORSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSADomainValidationSecureServerCA.crl

Check the revocation status for certificate mail.sierra.sg

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.sierra.sg

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.sierra.sg
www.mail.sierra.sg

Other certificates including the domain name sierra.sg

(limited to 100 certificates)
athena.sierra.sg
sierra.sg
24x7.ifxnetworks.com
athena.sierra.sg
24x7.ifxnetworks.com
mail.sierra.sg
monitor.secload.com.br
confluence.sierra.sg
apollo.sierra.sg
monitor.secload.com.br
monitoring.resolu.com.au
monitor.business.teksavvy.com
sapvpn.sierra.sg
monitor.netlabindia.org
24x7.ifxnetworks.com
athena.sierra.sg
monitor.secload.com.br
monitoring.sidusgroup.com
ams.genieall.ca
24x7.ifxnetworks.com
sierra.sg
24x7.sierra.sg
24x7.ifxnetworks.com
infra.stealthmonitoring.com
monitoring.resolu.com.au
confluence.sierra.sg
ams.genieall.ca
athena.sierra.sg
infra.stealthmonitoring.com
monitoring.xencia.com
monitoreo.ademanda.com
24x7.ifxnetworks.com
monitor.secload.com.br
monitor.secload.com.br
infra.stealthmonitoring.com
24x7.sierra.sg
monitoreo.ademanda.com
monitor.netlabindia.org
monitor.secload.com.br
24x7.ifxnetworks.com
monitor.solonetwork.com.br
24x7.ifxnetworks.com
monitor.solonetwork.com.br
monitoring.sidusgroup.com
Sierra.sg
monitor.solonetwork.com.br
monitor.business.teksavvy.com
ams.genieall.ca
noc.plannet.com
monitoring.resolu.com.au
confluence.sierra.sg
mail.sierra.sg
confluence.sierra.sg
monitor.business.teksavvy.com
24x7.ifxnetworks.com
24x7.ifxnetworks.com
monitor.secload.com.br
jk.assuredos.com
mail.sierra.sg
infra.stealthmonitoring.com
jk.assuredos.com
24x7.ifxnetworks.com
noc.gerdaumetaldom.com
monitoring.xencia.com
monitoring.xencia.com
athena.sierra.sg
monitor.secload.com.br
24x7.ifxnetworks.com
noc.plannet.com
24x7.ifxnetworks.com
24x7.ifxnetworks.com
git.sierra.sg
noc.gerdaumetaldom.com
24x7.ifxnetworks.com
noc.plannet.com
24x7.ifxnetworks.com
jk.assuredos.com
noc.gerdaumetaldom.com
monitor.secload.com.br
monitoreo.ademanda.com
monitoreo.ademanda.com
monitor.solonetwork.com.br
monitor.secload.com.br
monitoring.sidusgroup.com
24x7.ifxnetworks.com
monitor.secload.com.br
monitor.netlabindia.org
git.sierra.sg
24x7.ifxnetworks.com
monitor.secload.com.br
24x7.sierra.sg
24x7.ifxnetworks.com
monitor.netlabindia.org
monitoring.sidusgroup.com
24x7.ifxnetworks.com
jk.assuredos.com
monitoring.xencia.com
noc.gerdaumetaldom.com
24x7.ifxnetworks.com
athena.sierra.sg

Certificate

The complete raw certificate details for mail.sierra.sg in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyOEPINwrtx7wtAfLb4hy
4PQLVUqyVPLCdLkHa8aIAZmcC2Plc4YjsTOOfFxJdeumfy9bBj6S5pdUwULqgRU1
3xr4W1DqyAdgA589m3uEz+u48pRJw7zWe+KYqH2b3MDGELuPVQMmBpk2SZhhaxsp
S3sbVVeYV6FNm9/vXiyTwAKmB6dRZsHTUqVgy6+uldYDQZAdI+dYZ1MnLZ087pbs
lRcotSVqKAovBkza/lAviyC2aZrgKflADQiG3TSomu9LulatBPyJ6E6oNKyuCNwv
9kL03to+0Q/Q/kcxRGs5kZikLnzKW7QElAtRL3vOML7NdcZ5G2ukiSfj629q2o/y
kwIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 108348097825105264261825291264896039126
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'COMODO CA Limited'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'COMODO RSA Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-03-23 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-07 23:59:59 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'PositiveSSL'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mail.sierra.sg'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25358641769342555235145958932242006551009289810814953037883991192500950929539274117921699927816903409474937864606411313280207299214999968063260531077633992608179195679471851573290659373499948415432198515481191789559219721724433372839688717296433259795503362456602600190627124080097424953065305427892281475589381642608536034454934144187244505486183982245126223277108378812222690256360980915924892616633990094398354580913822978137352246075733940668763112765179032308169697393310053575718156249842750161017495019691464805495786656794394813086788829424482860885649296109412170838256221804837304743652769838171668213658259
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 90af6a3a945a0bd890ea125673df43b43a28dae7
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							007060190d88a5ba6378cda954fb12506543e6f0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (72 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://secure.comodo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (77 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.comodoca.com/COMODORSADomainValidationSecureServerCA.crl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (121 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.comodoca.com/COMODORSADomainValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.comodoca.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.sierra.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mail.sierra.sg'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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